UNMC College of Public Health
984388 Nebraska Medical Center
Omaha, NE 68198-4388
Phone: 402-552-3394
ellen.duysen@unmc.edu

Faculty Bio

FarmBits podcast episode banner
Hosted by Samantha Teten and Jackson Stansell — graduate students in UNL's Department of Biological Systems Engineering and Nebraska Extension Digital Agriculture team members — FarmBits Podcast is a weekly series highlighting new innovations and trends in digital agriculture through interviews with academic experts, farmers and industry specialists.

FarmBits Podcast: Enabling Insights with FieldView

April 8, 2021
Guests Matthew Lau and Morrison Jacobs discuss how Climate Corporation helps farmers make smarter planting decisions with variable rate seeding prescriptions.

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Extension educators view winter wheat plots
Cody Creech, UNL Dryland Cropping Systems specialist, and Amanda Easterly, assistant professor for Research based at High Plains Ag Lab, view some of the winter wheat variety plots at HPAL.

With Transition to Panhandle, UNL Variety Testing Program Moves Beyond Winter Wheat

April 8, 2021
UNL's variety testing program is expanding research on numerous crops relevant to Nebraska crop producers and food processors.

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Controlling Summer Annual Grasses in Forages

April 8, 2021
Control of summer annual grasses in pasture or hay fields can be difficult, but with the right planning, it shouldn’t be impossible.

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Cover crop plantings

Cover Crop Termination Tradeoffs

April 6, 2023
Termination timing of cereal covers can be tricky — while there may not be one "right answer," there are many factors you can consider to make the best decision for your operation. 

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Fall seeded cover crop field
Figure 1. A fall seeded cover crop such as cereal rye can be a great tool for preventing the emergence of horseweed and other winter annual weed species, as well as suppressing early-season waterhemp emergence.

Final Results from a Multi-state Study on Cover Crop Termination with Herbicides

April 8, 2021
Proper spring termination of cover crops is important in order to be able to plant your cash crop successfully, and to prevent competition between crops. 

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Cover crop termination timing chart

Managing Residual Herbicides with Cover Crops

April 8, 2021
This article discusses the fate of residual herbicides applied to crop residue and living cover crops, and how this may influence herbicide effectiveness.

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Anhydrous application in field
Nebraska farmers working with the Nebraska On-Farm Research Network evaluated ability of nitrification inhibitors to protect N fertilizer, increase yield and profit.

Evaluation of Nitrification Inhibitors through the Nebraska On-Farm Research Network

April 7, 2021
This article summarizes the results of 10 on-farm research studies that evaluated similar inhibitor products. as part of the Precision Nitrogen Management on-farm research project.

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Cattle grazing pasture

Pasture and Forage Minute: Preventing Grass Tetany, Flash Grazing for Early Weed Control

April 7, 2021
Extension specialists share techniques for preventing grass tetany and controlling weeds in warm-season grass pastures, plus a review on pasture rental rates in 2021.

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